PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13166Seat,helical Compression Spring

Mid-America Aerotech, Llc · NSN 5340-00-662-6186 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-662-6186 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-662-6186. Primary manufacturer part number: 13166.
Features
  • Seat,helical Compression Spring — FSC 5340
  • Material: ALUMINUM ALLOY
  • Style Designator: SEAT
  • Surface Treatment: ANODIZE
  • Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
  • 4 verified cross-references
  • Primary manufacturer: Mid-America Aerotech, Llc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Aluminum Alloy construction
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-662-6186, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mid-America Aerotech, Llc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-662-6186
Primary Part Number13166
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerMid-America Aerotech, Llc
StatusACTIVE
MaterialALUMINUM ALLOY
Style DesignatorSEAT
Surface TreatmentANODIZE
Surface Treatment Document and ClassificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-00-200-5933
HAZMATNo
Unit of IssueEA
Verified Substitutes 10
Clamp,loop
5340-00-291-5310F6NY-812BK SUCCESSOR
Clamp,loop
Brady United States
5340-00-819-502710050884 SUCCESSOR
Clamp,loop
Us Army Aviation and Missile Command
5340-01-275-025713166 SUCCESSOR
Lever,lock-Release
Traulsen and Co Inc
4320-00-353-055013166 INTERCHANGEABLE
Plate,thrust,rotary Pump
Cnh Industrial America Llc Dba Cnh America
6220-00-371-75855934457 INTERCHANGEABLE
Ring
General Motors Corp
6930-00-443-900613166 INTERCHANGEABLE
Valve Assembly,cent
Cae Usa Inc.
6145-01-229-8293M27500A12WJ3U00 INTERCHANGEABLE
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
5365-01-320-797213166 INTERCHANGEABLE
Plug,machine Thread
Munters Corporation Dba Munters Des Champs Products Div Cargocaire
3040-01-368-767813166 INTERCHANGEABLE
Gearshaft,spur
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
13166 Mid-America Aerotech, Llc (USA)
13166 E-Systems Inc Montek Div Fluid Controls Opns (USA)
13166 Moog Inc (USA)
13166 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
Related Parts
SUCCESSOR 5340-00-200-5933 Clamp,loop
5340-00-291-5310SUCCESSOR
CLAMP,LOOP
F6NY-812BK
5340-00-819-5027SUCCESSOR
CLAMP,LOOP
10050884
5340-01-275-0257SUCCESSOR
LEVER,LOCK-RELEASE
13166
4320-00-353-0550INTERCHANGEABLE
PLATE,THRUST,ROTARY PUMP
13166
6220-00-371-7585INTERCHANGEABLE
RING
5934457
6930-00-443-9006INTERCHANGEABLE
VALVE ASSEMBLY,CENT
13166
6145-01-229-8293INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
M27500A12WJ3U00
5365-01-320-7972INTERCHANGEABLE
PLUG,MACHINE THREAD
13166
3040-01-368-7678INTERCHANGEABLE
GEARSHAFT,SPUR
13166

Frequently Asked Questions

What is NSN 5340-00-662-6186?

NSN 5340-00-662-6186 is a Seat,helical Compression Spring, manufactured by Mid-America Aerotech, Llc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-662-6186?

NSN 5340-00-662-6186 has 4 cross-referenced part numbers: 13166 (Mid-America Aerotech, Llc), 13166 (E-Systems Inc Montek Div Fluid Controls Opns), 13166 (Moog Inc), 13166 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City).

What NSN replaces 5340-00-662-6186?

There are 10 known substitutes for 5340-00-662-6186: 5340-00-200-5933, 5340-00-291-5310, 5340-00-819-5027 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13166?

Key specifications for 13166: Material: ALUMINUM ALLOY; Style Designator: SEAT; Surface Treatment: ANODIZE; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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